Saturn 2005 Vue Owner's Manual page 263

How to Inspect the Engine Air
Cleaner/Filter
To inspect the air cleaner/filter remove the filter from the
vehicle and lightly shake the filter to release loose
dust and dirt. If the filter remains caked with dirt, a new
filter is required.
To inspect or replace the engine air cleaner/filter, do the
following:
2. Disconnect the hose.
1. Unscrew the clamp on the air duct hose.
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